davidvavra

fun <T1, T2> ifNotNull(value1: T1?, value2: T2?, bothNotNull: (T1, T2) -> (Unit)) {
   if (value1 != null && value2 != null) {
       bothNotNull(value1, value2)
   }
}

davidvavra

ifNotNull(mUserName, mPhotoUrl) {
   userName, photoUrl ->
   uploadPhoto(userName, photoUrl)
}

davidvavra

if (mUserName != null && mPhotoUrl != null) {
   uploadPhoto(mUserName!!, mPhotoUrl!!)
}

davidvavra

    private var mPhotoUrl: String? = null

    fun uploadClicked() {
        mPhotoUrl?.let { uploadPhoto(it) }
    }

davidvavra

private var mPhotoUrl: String? = null

fun uploadClicked() {
    if (mPhotoUrl != null) {
        uploadPhoto(mPhotoUrl!!)
    }
}

davidvavra

private lateinit var mAdapter: RecyclerAdapter<Transaction>

override fun onCreate(savedInstanceState: Bundle?) {
   super.onCreate(savedInstanceState)
   mAdapter = RecyclerAdapter(R.layout.item_transaction)
}

fun updateTransactions() {
   mAdapter.notifyDataSetChanged()
}

davidvavra

private var mAdapter: RecyclerAdapter<Transaction>? = null

override fun onCreate(savedInstanceState: Bundle?) {
   super.onCreate(savedInstanceState)
   mAdapter = RecyclerAdapter(R.layout.item_transaction)
}

fun updateTransactions() {
   mAdapter!!.notifyDataSetChanged()
}

davidvavra

val map = mapOf("á" to "aa", "c" to "ts", "č" to "tch", "é" to "ai", "y" to "i", "ě" to "ye", "í" to "ee", "j" to "y", "ó" to "oo", "ř" to "rg", "š" to "sh", "ú" to "oo", "ů" to "oo", "ý" to "ee", "ž" to "zh")